TV Coverage:In an unprecedented level of coverage, RTÉ will televise four live games this weekend starting with the Munster hurling semi-final replay at Semple Stadium, Thurles, between Limerick and Tipperary on Saturday. Screening begins on RTÉ 2 at 6.30pm.
The Sunday lunchtime meeting of Tyrone and National Football League champions Donegal is live from Clones with coverage starting at 1.45pm. This is followed by the Munster hurling semi-final, back in Thurles, between Cork and Waterford at 4pm.
Over on RTÉ 1 the Leinster football quarter-final replay between Dublin and Meath is live from Croke Park from 3.45pm. The throw in is 4.15pm.
RTE.ie are streaming all the games live on the website for Irish-based users.
And then, of course, there is a comprehensive round up of all the weekend matches on the Sunday Game later that evening. If you miss anything, Setanta Sports and TG4 will repeat it all later in the week.